onion-auth-gen/main.go

// Generate key pair for onion service auth

// SPDX-License-Identifier: MPL-2.0
// Copyright © 2024 Balakrishnan Balasubramanian

package main

import (
	"crypto/ecdh"
	"crypto/rand"
	"encoding/base32"
	"fmt"
)

func main() {

	key, err := ecdh.X25519().GenerateKey(rand.Reader)
	if err != nil {
		panic(err)
	}
	fmt.Printf("private key 	  : %s\n", base32.StdEncoding.EncodeToString(key.Bytes())[:52])
	fmt.Printf("public descriptor : descriptor:x25519:%s\n", base32.StdEncoding.EncodeToString(key.PublicKey().Bytes())[:52])
}